An area code in denmark which is especially violent. in this area there is a high density of drug dealers, prostitutes, bikers and sailors. almost everybody is on welfare and in a gang.
being form this area means to indicate that you are a really bad guy.
There is a tendency to give these guys a wide berth, due to their bad attitude and overall craziness.
"dude .. don't mess with me, i'm from the 8900'reds"